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Verified answer
2x+y=63x-y =4
———— + (eliminasi)
5x=10
x=2
2x+y=6
2(2)+y=6
4+y=6
y=6-4
y=2
4x-y
=4(2)-2
=8-2
=6 (A)
2x + y = 6
3x - y = 4
__________ +
5x = 10
x = 2
substitusi ke 1
2x + y = 6
2(2) + y = 6
4 + y = 6
y = 6 - 4
y = 2
Nilai 4x - y
= 4(2) - 2
= 8 - 2
= 6 (A)